{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010196},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009905","490:4900010009","490:4900010192","490:4900009815","490:4900010195","490:4900002113","490:4900009995","490:4900010194","490:4900009998","490:4900007861","490:4900009703","490:4900010283","490:4900008738","490:4900003427","490:4900010385","490:4900009903","490:4900009704","490:4900009697","490:4900009699","490:4900001809","490:4900010466","490:4900003159","490:4900008188","490:4900008407","490:4900010002"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.37720917442325996,0.3491797480064063,0.2568581046838356,0.23606551439711526,0.22766899609911526,0.21574147985999037,0.21270696578348242,0.18184512357359559,0.17609247882591159,0.17529964057660768,0.17330782461385114,0.1651270199004372,0.16220820738619596,0.15015978192728313,0.14926665752708526,0.1482969086328647,0.144521293538396,0.14393540495473228,0.1438550642015252,0.14307693207958383,0.1387700440874948,0.13840501192488985,0.1379574602465302,0.13735855598213914,0.13558048215114415],"twin_dists":[0.18135570411716975,0.18840025310681585,0.21413396282889832,0.22068315601313904,0.22343413510489826,0.2274602090311939,0.22850823186668773,0.23980049557151445,0.2420510630689458,0.24236531805430234,0.24315930557194096,0.2464907108828616,0.24770810429765933,0.2529090372146689,0.2533065903946328,0.2537402417275011,0.25544884922080485,0.255716939402052,0.25575376471305705,0.25611122490668187,0.2581163263364576,0.2582883922007096,0.2584998187815254,0.25878354912408996,0.2596314018931362],"n_dims_used":45,"mean_confidence":0.9195276896158854},"coverage":{"mean_confidence":0.9195276896158854,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}